package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;

public class JDBCDemo4 {
    public static void main(String[] args) {
        //删除id为1的用户
        try( Connection   connection = DBUtil.getConnection();) {
            Statement statement = connection.createStatement();
            String sql = "DELETE FROM userinfo "+
                    "WHERE id= 1";
            int num = statement.executeUpdate(sql);
            System.out.println(num>0?"成功":"失败");

        } catch (Exception e) {
            e.printStackTrace();
        }

    }
}
